%0 Journal Article %A M. R. Liberzon %T An inner criterion for absolute stability of nonstationary control %J Doklady Akademii Nauk %D 1989 %P 1060-1064 %V 304 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_304_5_a7/ %G ru %F DAN_1989_304_5_a7